haydenzhourepo opened a new issue #5065:
URL: https://github.com/apache/incubator-dolphinscheduler/issues/5065
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**Describe the bug**
I have deployed dolphinscheduler on k8s with helm, and I run a flink job ,
but got the message[ useradd: invalid user name '10000' ]
below is the full log:
```
[INFO] 2021-03-16 17:21:13.843 - [taskAppId=TASK-1-1-1]:[115] - create dir
success /tmp/dolphinscheduler/exec/process/1/1/1/1
[INFO] 2021-03-16 17:21:13.853 - [taskAppId=TASK-1-1-1]:[115] - create
linux os user : 10000
[INFO] 2021-03-16 17:21:13.854 - [taskAppId=TASK-1-1-1]:[115] - execute cmd
: sudo useradd -g root 10000
[ERROR] 2021-03-16 17:21:13.859 - [taskAppId=TASK-1-1-1]:[105] - useradd:
invalid user name '10000'
org.apache.dolphinscheduler.common.shell.AbstractShell$ExitCodeException:
useradd: invalid user name '10000'
at
org.apache.dolphinscheduler.common.shell.AbstractShell.runCommand(AbstractShell.java:209)
at
org.apache.dolphinscheduler.common.shell.AbstractShell.run(AbstractShell.java:124)
at
org.apache.dolphinscheduler.common.shell.ShellExecutor.execute(ShellExecutor.java:127)
at
org.apache.dolphinscheduler.common.shell.ShellExecutor.execCommand(ShellExecutor.java:104)
at
org.apache.dolphinscheduler.common.shell.ShellExecutor.execCommand(ShellExecutor.java:87)
at
org.apache.dolphinscheduler.common.utils.OSUtils.exeShell(OSUtils.java:395)
at
org.apache.dolphinscheduler.common.utils.OSUtils.exeCmd(OSUtils.java:385)
at
org.apache.dolphinscheduler.common.utils.OSUtils.createLinuxUser(OSUtils.java:290)
at
org.apache.dolphinscheduler.common.utils.OSUtils.createUser(OSUtils.java:264)
at
org.apache.dolphinscheduler.common.utils.FileUtils.createWorkDirAndUserIfAbsent(FileUtils.java:175)
at
org.apache.dolphinscheduler.server.worker.processor.TaskExecuteProcessor.process(TaskExecuteProcessor.java:139)
at
org.apache.dolphinscheduler.remote.handler.NettyServerHandler$1.run(NettyServerHandler.java:128)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
[INFO] 2021-03-16 17:21:13.860 - [taskAppId=TASK-1-1-1]:[115] - create user
name fail 10000
```
**To Reproduce**
1. deploy by helm on k8s
2. upload flink jar
3. create a workflow
4. run flink workflow
**Expected behavior**
flink job run normaly
**Screenshots**
**Which version of Dolphin Scheduler:**
-dockerimage: apache/dolphinscheduler:latest
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